September 24, 1887

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Features

The Return of Olbers' Comet of 1815

For Star Gazers

A Ready-Reckoning Coin Package

An Improved Adjustable School Seat

An Improved Pulverizing Attachment for Seeders

A Convenient Holder for Ribbons, Edgings, Etc.

A Low Pressure Boiler for Steam Heating

Splendid Work done by Rubber Belts

The Alvan Clark Establishment

Triple Expansion Engines

Engineering Inventions - September 24, 1887

Agricultural Invention - September 24, 1887

Miscellaneous Inventions - September 24, 1887

Special - September 24, 1887

To Inventors - September 24, 1887

Departments

Letters

Correspondence - September 24, 1887

Departments

Business and Personal - September 24, 1887

Notes and Queries - September 24, 1887

Index of Inventions - September 24, 1887

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Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

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